There is a biological marker for the need of many drugs too - it develops over time with use (and then stays for a long time). Anyways, I agree with you w.r.t.

There is a biological marker for the need of many drugs too - it develops over time with use (and then stays for a long time). Anyways, I agree with you w.r.t. many psychiatric drugs. Don't try to spread that into psychedelics though - completely different, it has enough of its own problems and it's not necessary to make up some non-existent on top of that.